package com.zhao.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

/**
 * @author zhao
 * @description TODO
 * @date 2022-12-05 16:29
 */

@Configuration
public class CorsConfig {
    //当前跨域请求最大有效时长。这里默认1天
    private static final long MAX_AGE = 24 * 60 * 60;

    @Bean
    public CorsFilter corsFilter() {
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration corsConfiguration = new CorsConfiguration();
        corsConfiguration.addAllowedOrigin("http://localhost:8080");  //设置访问源地址
        corsConfiguration.addAllowedHeader("*"); //设置访问源请求头
        corsConfiguration.addAllowedMethod("*"); //设置请求源请求方法
        corsConfiguration.setMaxAge(MAX_AGE);
        source.registerCorsConfiguration("/**", corsConfiguration);  //对接口配置跨域设置
        return new CorsFilter(source);
    }
}
